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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.466 by root, Thu Jan 8 03:03:24 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
112		150
113	mkdir $_	151	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		197
160	The raw value load value from the last tick.	198	The raw value load value from the last tick.
161		199
162	=item %cf::CFG	200	=item %cf::CFG
163		201
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	202	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	203	from wherever your confdir points to.
166		204
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	205	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		206
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	225	$msg .= "\n"
188	unless $msg =~ /\n$/;	226	unless $msg =~ /\n$/;
189		227
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	228	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		229
192	utf8::encode $msg;
193	LOG llevError, $msg;	230	LOG llevError, $msg;
194	};	231	};
195	}	232	}
		233
		234	$Coro::State::DIEHOOK = sub {
		235	return unless $^S eq 0; # "eq", not "=="
		236
		237	if ($Coro::current == $Coro::main) {#d#
		238	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		239	return;#d#
		240	}#d#
		241
		242	# kill coroutine otherwise
		243	warn Carp::longmess $_[0];
		244	Coro::terminate
		245	};
		246
		247	$SIG{__DIE__} = sub { }; #d#?
196		248
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	259	for my $pkg (qw(
208	cf::global cf::attachable	260	cf::global cf::attachable
209	cf::object cf::object::player	261	cf::object cf::object::player
210	cf::client cf::player	262	cf::client cf::player
211	cf::arch cf::living	263	cf::arch cf::living
		264	cf::map cf::mapspace
212	cf::map cf::party cf::region	265	cf::party cf::region
213	)) {	266	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	268	}
217		269
218	$Event::DIED = sub {	270	$EV::DIED = sub {
219	warn "error in event callback: @_";	271	warn "error in event callback: @_";
220	};	272	};
221		273
222	#############################################################################	274	#############################################################################
223		275
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	299	$d
248	} || "[unable to dump $_[0]: '$@']";	300	} || "[unable to dump $_[0]: '$@']";
249	}	301	}
250		302
251	=item $ref = cf::from_json $json	303	=item $ref = cf::decode_json $json
252		304
253	Converts a JSON string into the corresponding perl data structure.	305	Converts a JSON string into the corresponding perl data structure.
254		306
255	=item $json = cf::to_json $ref	307	=item $json = cf::encode_json $ref
256		308
257	Converts a perl data structure into its JSON representation.	309	Converts a perl data structure into its JSON representation.
258		310
259	=cut	311	=cut
260		312
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		314
263	sub to_json ($) { $json_coder->encode ($_[0]) }	315	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	316	sub decode_json($) { $json_coder->decode ($_[0]) }
		317
		318	=item cf::post_init { BLOCK }
		319
		320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		321	but I<before> the server starts ticking again.
		322
		323	The cdoeblock will have a single boolean argument to indicate whether this
		324	is a reload or not.
		325
		326	=cut
		327
		328	sub post_init(&) {
		329	push @POST_INIT, shift;
		330	}
265		331
266	=item cf::lock_wait $string	332	=item cf::lock_wait $string
267		333
268	Wait until the given lock is available. See cf::lock_acquire.	334	Wait until the given lock is available. See cf::lock_acquire.
269		335
270	=item my $lock = cf::lock_acquire $string	336	=item my $lock = cf::lock_acquire $string
271		337
272	Wait until the given lock is available and then acquires it and returns	338	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	339	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	340	for example when the coroutine gets canceled), the lock is automatically
275	returned.	341	returned.
276		342
277	Locks are *not* recursive, locking from the same coro twice results in a	343	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	344	deadlocked coro.
…		…
284		350
285	Return true if the lock is currently active, i.e. somebody has locked it.	351	Return true if the lock is currently active, i.e. somebody has locked it.
286		352
287	=cut	353	=cut
288		354
289	our %LOCK;	355	our $LOCKS = new Coro::SemaphoreSet;
290		356
291	sub lock_wait($) {	357	sub lock_wait($) {
292	my ($key) = @_;	358	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	359	}
300		360
301	sub lock_acquire($) {	361	sub lock_acquire($) {
302	my ($key) = @_;	362	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	363	}
314		364
315	sub lock_active($) {	365	sub lock_active($) {
316	my ($key) = @_;	366	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	367	}
320		368
321	sub freeze_mainloop {	369	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	370	tick_inhibit_inc;
323		371
324	my $guard = Coro::guard {	372	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	373	}
326	};	374
327	$TICK_WATCHER->stop;	375	=item cf::periodic $interval, $cb
328	$guard	376
		377	Like EV::periodic, but randomly selects a starting point so that the actions
		378	get spread over timer.
		379
		380	=cut
		381
		382	sub periodic($$) {
		383	my ($interval, $cb) = @_;
		384
		385	my $start = rand List::Util::min 180, $interval;
		386
		387	EV::periodic $start, $interval, 0, $cb
329	}	388	}
330		389
331	=item cf::get_slot $time[, $priority[, $name]]	390	=item cf::get_slot $time[, $priority[, $name]]
332		391
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	392	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	403	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	404	our $SLOT_QUEUE;
346		405
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	407	$SLOT_QUEUE = Coro::async {
		408	$Coro::current->desc ("timeslot manager");
		409
349	my $signal = new Coro::Signal;	410	my $signal = new Coro::Signal;
350		411
351	while () {	412	while () {
352	next_job:	413	next_job:
353	my $avail = cf::till_tick;	414	my $avail = cf::till_tick;
…		…
361	}	422	}
362	}	423	}
363	}	424	}
364		425
365	if (@SLOT_QUEUE) {	426	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	427	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	428	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	429	$signal->wait;
369	} else {	430	} else {
370	Coro::schedule;	431	Coro::schedule;
371	}	432	}
372	}	433	}
373	};	434	};
374		435
375	sub get_slot($;$$) {	436	sub get_slot($;$$) {
		437	return if tick_inhibit || $Coro::current == $Coro::main;
		438
376	my ($time, $pri, $name) = @_;	439	my ($time, $pri, $name) = @_;
377		440
378	$time = $TICK * .6 if $time > $TICK * .6;	441	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	442	my $sig = new Coro::Signal;
380		443
…		…
394		457
395	BEGIN { *async = \&Coro::async_pool }	458	BEGIN { *async = \&Coro::async_pool }
396		459
397	=item cf::sync_job { BLOCK }	460	=item cf::sync_job { BLOCK }
398		461
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	462	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	463	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	464	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	465	acceptable.
403		466
404	If it must be done, put the blocking parts into C<sync_job>. This will run	467	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	468	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		473
411	sub sync_job(&) {	474	sub sync_job(&) {
412	my ($job) = @_;	475	my ($job) = @_;
413		476
414	if ($Coro::current == $Coro::main) {	477	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	478	my $time = EV::time;
416		479
417	# this is the main coro, too bad, we have to block	480	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	481	# till the operation succeeds, freezing the server :/
419		482
420	# TODO: use suspend/resume instead	483	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	484
422	my $freeze_guard = freeze_mainloop;	485	my $freeze_guard = freeze_mainloop;
423		486
424	my $busy = 1;	487	my $busy = 1;
425	my @res;	488	my @res;
426		489
427	(async {	490	(async {
		491	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	492	@res = eval { $job->() };
429	warn $@ if $@;	493	warn $@ if $@;
430	undef $busy;	494	undef $busy;
431	})->prio (Coro::PRIO_MAX);	495	})->prio (Coro::PRIO_MAX);
432		496
433	while ($busy) {	497	while ($busy) {
434	Coro::cede or Event::one_event;	498	if (Coro::nready) {
		499	Coro::cede_notself;
		500	} else {
		501	EV::loop EV::LOOP_ONESHOT;
435	}	502	}
		503	}
436		504
437	$time = Event::time - $time;	505	my $time = EV::time - $time;
438		506
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	507	$TICK_START += $time; # do not account sync jobs to server load
443		508
444	wantarray ? @res : $res[0]	509	wantarray ? @res : $res[0]
445	} else {	510	} else {
446	# we are in another coroutine, how wonderful, everything just works	511	# we are in another coroutine, how wonderful, everything just works
447		512
…		…
472	=item fork_call { }, $args	537	=item fork_call { }, $args
473		538
474	Executes the given code block with the given arguments in a seperate	539	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	540	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	541	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	542	never block itself or use any form of event handling.
478		543
479	=cut	544	=cut
480		545
481	sub fork_call(&@) {	546	sub fork_call(&@) {
482	my ($cb, @args) = @_;	547	my ($cb, @args) = @_;
483		548
484	# we seemingly have to make a local copy of the whole thing,	549	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	550	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	551	# TODO: investigate and fix (likely this will be rather laborious)
487		552
488	my @res = Coro::Util::fork_eval {	553	my @res = Coro::Util::fork_eval {
489	reset_signals;	554	reset_signals;
490	&$cb	555	&$cb
491	}, @args;	556	}, @args;
492		557
493	wantarray ? @res : $res[-1]	558	wantarray ? @res : $res[-1]
494	}	559	}
495		560
		561	=item $coin = coin_from_name $name
		562
		563	=cut
		564
		565	our %coin_alias = (
		566	"silver" => "silvercoin",
		567	"silvercoin" => "silvercoin",
		568	"silvercoins" => "silvercoin",
		569	"gold" => "goldcoin",
		570	"goldcoin" => "goldcoin",
		571	"goldcoins" => "goldcoin",
		572	"platinum" => "platinacoin",
		573	"platinumcoin" => "platinacoin",
		574	"platinumcoins" => "platinacoin",
		575	"platina" => "platinacoin",
		576	"platinacoin" => "platinacoin",
		577	"platinacoins" => "platinacoin",
		578	"royalty" => "royalty",
		579	"royalties" => "royalty",
		580	);
		581
		582	sub coin_from_name($) {
		583	$coin_alias{$_[0]}
		584	? cf::arch::find $coin_alias{$_[0]}
		585	: undef
		586	}
		587
496	=item $value = cf::db_get $family => $key	588	=item $value = cf::db_get $family => $key
497		589
498	Returns a single value from the environment database.	590	Returns a single value from the environment database.
499		591
500	=item cf::db_put $family => $key => $value	592	=item cf::db_put $family => $key => $value
501		593
502	Stores the given C<$value> in the family. It can currently store binary	594	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	595	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		596
		597	=item $db = cf::db_table "name"
		598
		599	Create and/or open a new database table. The string must not be "db" and must be unique
		600	within each server.
		601
505	=cut	602	=cut
		603
		604	sub db_table($) {
		605	my ($name) = @_;
		606	my $db = BDB::db_create $DB_ENV;
		607
		608	eval {
		609	$db->set_flags (BDB::CHKSUM);
		610
		611	utf8::encode $name;
		612	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		613	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		614	cf::cleanup "db_open(db): $!" if $!;
		615	};
		616	cf::cleanup "db_open(db): $@" if $@;
		617
		618	$db
		619	}
506		620
507	our $DB;	621	our $DB;
508		622
509	sub db_init {	623	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	624	cf::sync_job {
514	eval {	625	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	626	};
524	}	627	}
525		628
526	sub db_get($$) {	629	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	630	my $key = "$_[0]/$_[1]";
528		631
…		…
626		729
627	#############################################################################	730	#############################################################################
628		731
629	=head2 ATTACHABLE OBJECTS	732	=head2 ATTACHABLE OBJECTS
630		733
631	Many objects in crossfire are so-called attachable objects. That means you can	734	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	735	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	736	to it. All such attachable objects support the following methods.
634		737
635	In the following description, CLASS can be any of C<global>, C<object>	738	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	739	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	740	Deliantra).
638		741
639	=over 4	742	=over 4
640		743
641	=item $attachable->attach ($attachment, key => $value...)	744	=item $attachable->attach ($attachment, key => $value...)
642		745
…		…
686	=item cf::CLASS::attachment $name, ...	789	=item cf::CLASS::attachment $name, ...
687		790
688	Register an attachment by C<$name> through which attachable objects of the	791	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	792	given CLASS can refer to this attachment.
690		793
691	Some classes such as crossfire maps and objects can specify attachments	794	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	795	that are attached at load/instantiate time, thus the need for a name.
693		796
694	These calls expect any number of the following handler/hook descriptions:	797	These calls expect any number of the following handler/hook descriptions:
695		798
696	=over 4	799	=over 4
…		…
924	}	1027	}
925		1028
926	0	1029	0
927	}	1030	}
928		1031
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1033
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1035
933	Generate an object-specific event with the given arguments.	1036	Generate an object-specific event with the given arguments.
934		1037
…		…
940		1043
941	=cut	1044	=cut
942		1045
943	#############################################################################	1046	#############################################################################
944	# object support	1047	# object support
945	#
946		1048
		1049	sub _object_equal($$);
		1050	sub _object_equal($$) {
		1051	my ($a, $b) = @_;
		1052
		1053	return 0 unless (ref $a) eq (ref $b);
		1054
		1055	if ("HASH" eq ref $a) {
		1056	my @ka = keys %$a;
		1057	my @kb = keys %$b;
		1058
		1059	return 0 if @ka != @kb;
		1060
		1061	for (0 .. $#ka) {
		1062	return 0 unless $ka[$_] eq $kb[$_];
		1063	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1064	}
		1065
		1066	} elsif ("ARRAY" eq ref $a) {
		1067
		1068	return 0 if @$a != @$b;
		1069
		1070	for (0 .. $#$a) {
		1071	return 0 unless _object_equal $a->[$_], $b->[$_];
		1072	}
		1073
		1074	} elsif ($a ne $b) {
		1075	return 0;
		1076	}
		1077
		1078	1
		1079	}
		1080
		1081	our $SLOW_MERGES;#d#
947	sub _can_merge {	1082	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1083	my ($ob1, $ob2) = @_;
949		1084
950	local $Storable::canonical = 1;	1085	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1086
954	$fob1 eq $fob2	1087	# we do the slow way here
		1088	return _object_equal $ob1, $ob2
955	}	1089	}
956		1090
957	sub reattach {	1091	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1092	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1093	my ($obj) = @_;
960		1094
		1095	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1096	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1097
963	my $registry = $obj->registry;	1098	my $registry = $obj->registry;
964		1099
965	@$registry = ();	1100	@$registry = ();
966		1101
…		…
981	cf::attachable->attach (	1116	cf::attachable->attach (
982	prio => -1000000,	1117	prio => -1000000,
983	on_instantiate => sub {	1118	on_instantiate => sub {
984	my ($obj, $data) = @_;	1119	my ($obj, $data) = @_;
985		1120
986	$data = from_json $data;	1121	$data = decode_json $data;
987		1122
988	for (@$data) {	1123	for (@$data) {
989	my ($name, $args) = @$_;	1124	my ($name, $args) = @$_;
990		1125
991	$obj->attach ($name, %{$args || {} });	1126	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1142	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1143	my ($filename, $rdata, $objs) = @_;
1009		1144
1010	sync_job {	1145	sync_job {
1011	if (length $$rdata) {	1146	if (length $$rdata) {
		1147	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1148	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1149	$decname, length $$rdata, scalar @$objs;
1014		1150
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1152	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1155	aio_close $fh;
1020		1156
1021	if (@$objs) {	1157	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1158	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1159	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1161	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1162	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1163	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1164	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1165	}
1030	} else {	1166	} else {
1031	aio_unlink "$filename.pst";	1167	aio_unlink "$filename.pst";
1032	}	1168	}
1033		1169
1034	aio_rename "$filename~", $filename;	1170	aio_rename "$filename~", $filename;
		1171
		1172	$filename =~ s%/[^/]+$%%;
		1173	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1174	} else {
1036	warn "FATAL: $filename~: $!\n";	1175	warn "unable to save objects: $filename~: $!\n";
1037	}	1176	}
1038	} else {	1177	} else {
1039	aio_unlink $filename;	1178	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1041	}	1180	}
1042	}	1181	};
1043	}	1182	}
1044		1183
1045	sub object_freezer_as_string {	1184	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1185	my ($rdata, $objs) = @_;
1047		1186
…		…
1059	or return;	1198	or return;
1060		1199
1061	unless (aio_stat "$filename.pst") {	1200	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1201	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1202	or return;
		1203
1064	$av = eval { (Storable::thaw $av)->{objs} };	1204	my $st = eval { Coro::Storable::thaw $av };
		1205	$av = $st->{objs};
1065	}	1206	}
1066		1207
		1208	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1209	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1210	$decname, length $data, scalar @{$av || []};
		1211
1069	return ($data, $av);	1212	($data, $av)
1070	}	1213	}
1071		1214
1072	=head2 COMMAND CALLBACKS	1215	=head2 COMMAND CALLBACKS
1073		1216
1074	=over 4	1217	=over 4
…		…
1128	my ($name, $cb) = @_;	1271	my ($name, $cb) = @_;
1129		1272
1130	$EXTICMD{$name} = $cb;	1273	$EXTICMD{$name} = $cb;
1131	}	1274	}
1132		1275
		1276	use File::Glob ();
		1277
1133	cf::player->attach (	1278	cf::player->attach (
1134	on_command => sub {	1279	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1280	my ($pl, $name, $params) = @_;
1136		1281
1137	my $cb = $COMMAND{$name}	1282	my $cb = $COMMAND{$name}
…		…
1169		1314
1170	cf::override;	1315	cf::override;
1171	},	1316	},
1172	);	1317	);
1173		1318
		1319	# "readahead" all extensions
		1320	sub cache_extensions {
		1321	my $grp = IO::AIO::aio_group;
		1322
		1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1324	for (grep /\.ext$/, @{$_[0]}) {
		1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1326	}
		1327	};
		1328
		1329	$grp
		1330	}
		1331
1174	sub load_extensions {	1332	sub load_extensions {
1175	cf::sync_job {	1333	cf::sync_job {
1176	my %todo;	1334	my %todo;
1177		1335
1178	for my $path (<$LIBDIR/*.ext>) {	1336	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1355
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1358
1201	$ext{source} =	1359	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1361	. "#line 1 \"$path\"\n{\n"
1204	. $source	1362	. $source
1205	. "\n};\n1";	1363	. "\n};\n1";
1206		1364
1207	$todo{$base} = \%ext;	1365	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1381	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1382	: "$v->{base}: extension inactive.\n";
1225		1383
1226	if (exists $v->{meta}{mandatory}) {	1384	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1385	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1386	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1387	}
1231		1388
1232	warn $msg;	1389	warn $msg;
1233	}	1390	}
1234		1391
…		…
1248		1405
1249	=back	1406	=back
1250		1407
1251	=head2 CORE EXTENSIONS	1408	=head2 CORE EXTENSIONS
1252		1409
1253	Functions and methods that extend core crossfire objects.	1410	Functions and methods that extend core deliantra objects.
1254		1411
1255	=cut	1412	=cut
1256		1413
1257	package cf::player;	1414	package cf::player;
1258		1415
1259	use Coro::AIO;	1416	use Coro::AIO;
1260		1417
1261	=head3 cf::player	1418	=head3 cf::player
1262		1419
1263	=over 4	1420	=over 4
		1421
		1422	=item cf::player::num_playing
		1423
		1424	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1425
		1426	=cut
		1427
		1428	sub num_playing {
		1429	scalar grep
		1430	$_->ob->map
		1431	&& !$_->hidden
		1432	&& !$_->ob->flag (cf::FLAG_WIZ),
		1433	cf::player::list
		1434	}
1264		1435
1265	=item cf::player::find $login	1436	=item cf::player::find $login
1266		1437
1267	Returns the given player object, loading it if necessary (might block).	1438	Returns the given player object, loading it if necessary (might block).
1268		1439
…		…
1287		1458
1288	sub exists($) {	1459	sub exists($) {
1289	my ($login) = @_;	1460	my ($login) = @_;
1290		1461
1291	$cf::PLAYER{$login}	1462	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1463	or !aio_stat path $login
1293	}	1464	}
1294		1465
1295	sub find($) {	1466	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1467	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1468	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1475	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1476	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1477	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1478	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1479
1309	my $pl = load_pl path $login	1480	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1481	or return;
		1482
		1483	my $pl = cf::player::load_pl $f
		1484	or return;
		1485
		1486	local $cf::PLAYER_LOADING{$login} = $pl;
		1487	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1488	$cf::PLAYER{$login} = $pl
1312	}	1489	}
1313	}	1490	}
1314	}	1491	}
1315		1492
…		…
1323		1500
1324	return if $pl->{deny_save};	1501	return if $pl->{deny_save};
1325		1502
1326	aio_mkdir playerdir $pl, 0770;	1503	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1504	$pl->{last_save} = $cf::RUNTIME;
		1505
		1506	cf::get_slot 0.01;
1328		1507
1329	$pl->save_pl ($path);	1508	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1509	cf::cede_to_tick;
1331	}	1510	}
1332		1511
…		…
1364	my ($pl) = @_;	1543	my ($pl) = @_;
1365		1544
1366	my $name = $pl->ob->name;	1545	my $name = $pl->ob->name;
1367		1546
1368	$pl->{deny_save} = 1;	1547	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1548	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1549
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1551	$pl->deactivate;
		1552	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1553	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1555	$pl->ns->destroy if $pl->ns;
1375		1556
1376	my $path = playerdir $pl;	1557	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1558	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1594	or return [];
1414		1595
1415	my @logins;	1596	my @logins;
1416		1597
1417	for my $login (@$dirs) {	1598	for my $login (@$dirs) {
		1599	my $path = path $login;
		1600
		1601	# a .pst is a dead give-away for a valid player
		1602	# if no pst file found, open and chekc for blocked users
		1603	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1604	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1605	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1606	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1607	}
1421		1608
1422	utf8::decode $login;	1609	utf8::decode $login;
1423	push @logins, $login;	1610	push @logins, $login;
1424	}	1611	}
1425		1612
…		…
1452	}	1639	}
1453		1640
1454	\@paths	1641	\@paths
1455	}	1642	}
1456		1643
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1644	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1645
1459	Expand crossfire pod fragments into protocol xml.	1646	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1647
1507	=item $player->ext_reply ($msgid, @msg)	1648	=item $player->ext_reply ($msgid, @msg)
1508		1649
1509	Sends an ext reply to the player.	1650	Sends an ext reply to the player.
1510		1651
…		…
1577	our $MAX_RESET = 3600;	1718	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1719	our $DEFAULT_RESET = 3000;
1579		1720
1580	sub generate_random_map {	1721	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1722	my ($self, $rmp) = @_;
		1723
		1724	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1725
1582	# mit "rum" bekleckern, nicht	1726	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1727	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1852
1709	# the temporary/swap location	1853	# the temporary/swap location
1710	sub save_path {	1854	sub save_path {
1711	my ($self) = @_;	1855	my ($self) = @_;
1712		1856
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1857	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1858	"$TMPDIR/$path.map"
1715	}	1859	}
1716		1860
1717	# the unique path, undef == no special unique path	1861	# the unique path, undef == no special unique path
1718	sub uniq_path {	1862	sub uniq_path {
1719	my ($self) = @_;	1863	my ($self) = @_;
1720		1864
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1866	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1867	}
1733		1868
1734	sub decay_objects {	1869	sub decay_objects {
1735	my ($self) = @_;	1870	my ($self) = @_;
1736		1871
…		…
1749		1884
1750	sub load_header_from($) {	1885	sub load_header_from($) {
1751	my ($self, $path) = @_;	1886	my ($self, $path) = @_;
1752		1887
1753	utf8::encode $path;	1888	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1889	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1890	or return;
		1891
		1892	$self->_load_header ($f)
		1893	or return;
		1894
		1895	local $MAP_LOADING{$self->{path}} = $self;
		1896	$f->resolve_delayed_derefs;
1759		1897
1760	$self->{load_path} = $path;	1898	$self->{load_path} = $path;
1761		1899
1762	1	1900	1
1763	}	1901	}
…		…
1817	sub find {	1955	sub find {
1818	my ($path, $origin) = @_;	1956	my ($path, $origin) = @_;
1819		1957
1820	$path = normalise $path, $origin && $origin->path;	1958	$path = normalise $path, $origin && $origin->path;
1821		1959
		1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1962
1824	$cf::MAP{$path} || do {	1963	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1964	my $map = new_from_path cf::map $path
1827	or return;	1965	or return;
1828		1966
1829	$map->{last_save} = $cf::RUNTIME;	1967	$map->{last_save} = $cf::RUNTIME;
1830		1968
…		…
1832	or return;	1970	or return;
1833		1971
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1972	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1973	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1974	#$cf::WAIT_FOR_TICK->wait;
		1975	undef $guard2;
		1976	undef $guard1;
1837	$map->reset;	1977	$map->reset;
1838	undef $guard;
1839	return find $path;	1978	return find $path;
1840	}	1979	}
1841		1980
1842	$cf::MAP{$path} = $map	1981	$cf::MAP{$path} = $map
1843	}	1982	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1991	local $self->{deny_reset} = 1; # loading can take a long time
1853		1992
1854	my $path = $self->{path};	1993	my $path = $self->{path};
1855		1994
1856	{	1995	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	1996	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		1997
		1998	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	1999	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2000
1862	$self->in_memory (cf::MAP_LOADING);	2001	$self->in_memory (cf::MAP_LOADING);
1863		2002
1864	$self->alloc;	2003	$self->alloc;
1865		2004
1866	$self->pre_load;	2005	$self->pre_load;
1867	cf::cede_to_tick;	2006	cf::cede_to_tick;
1868		2007
		2008	my $f = new_from_file cf::object::thawer $self->{load_path};
		2009	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2010	$self->_load_objects ($f)
1870	or return;	2011	or return;
1871		2012
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2013	$self->post_load_original
1873	if delete $self->{load_original};	2014	if delete $self->{load_original};
1874		2015
1875	if (my $uniq = $self->uniq_path) {	2016	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2017	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2018	unless (aio_stat $uniq) {
		2019	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2020	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2021	$self->_load_objects ($f);
		2022	$f->resolve_delayed_derefs;
		2023	}
1880	}	2024	}
1881	}	2025	}
		2026
		2027	$f->resolve_delayed_derefs;
1882		2028
1883	cf::cede_to_tick;	2029	cf::cede_to_tick;
1884	# now do the right thing for maps	2030	# now do the right thing for maps
1885	$self->link_multipart_objects;	2031	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2032	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2036	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2037	$self->decay_objects;
1892	$self->fix_auto_apply;	2038	$self->fix_auto_apply;
1893	$self->update_buttons;	2039	$self->update_buttons;
1894	cf::cede_to_tick;	2040	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2041	$self->activate;
1898	}	2042	}
1899		2043
1900	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1902		2046
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2048	}
1905		2049
1906	$self->post_load;	2050	$self->post_load;
1907	}	2051	}
1908		2052
…		…
1966	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
1967		2111
1968	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1969		2113
1970	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2116	}
1973		2117
1974	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
1975		2119
1976	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1977	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2125	if (my $map = find $k) {
1980	$map->load if $v;	2126	$map->load if $v;
1981	}	2127	}
…		…
2007	return if $self->{deny_save};	2153	return if $self->{deny_save};
2008		2154
2009	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2010		2156
2011	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2013	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2014		2163
2015	if ($uniq) {	2164	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2167	} else {
…		…
2027	$self->save;	2176	$self->save;
2028		2177
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2179
2031	return if $self->players;	2180	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2182	return if $self->{deny_save};
2034		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2188	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2189	}
2038		2190
2039	sub reset_at {	2191	sub reset_at {
2040	my ($self) = @_;	2192	my ($self) = @_;
2041		2193
…		…
2073	if $uniq;	2225	if $uniq;
2074	}	2226	}
2075		2227
2076	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2077		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2232	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2233
2082	$self->unlink_save;	2234	$self->unlink_save;
2083	$self->destroy;	2235	$self->destroy;
2084	}	2236	}
2085		2237
…		…
2152		2304
2153	sub unique_maps() {	2305	sub unique_maps() {
2154	[	2306	[
2155	map {	2307	map {
2156	utf8::decode $_;	2308	utf8::decode $_;
2157	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2158	? normalise $_	2312	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2314	]
2162	}	2315	}
2163		2316
2164	package cf;
2165
2166	=back	2317	=back
2167		2318
2168	=head3 cf::object	2319	=head3 cf::object
2169		2320
2170	=cut	2321	=cut
…		…
2173		2324
2174	=over 4	2325	=over 4
2175		2326
2176	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2177		2328
2178	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2179		2331
2180	=cut	2332	=cut
2181		2333
2182	sub inv_recursive_;	2334	sub inv_recursive_;
2183	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2186		2338
2187	sub inv_recursive {	2339	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2189	}	2341	}
2190		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2191	package cf;	2371	package cf;
2192		2372
2193	=back	2373	=back
2194		2374
2195	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2204		2384
2205	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2206		2400
2207	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2402	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2418
2225	} else {	2419	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2422	}
2229	}	2423	}
2230	}	2424	}
2231		2425
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2451
2258	=item $player_object->enter_link	2452	=item $player_object->enter_link
2259		2453
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2455
2262	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2264		2460
2265	Will never block.	2461	Will never block.
2266		2462
2267	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2268		2464
…		…
2326		2522
2327	$map->load;	2523	$map->load;
2328	$map->load_neighbours;	2524	$map->load_neighbours;
2329		2525
2330	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2331	$self->activate_recursive;	2528	$self->activate_recursive;
2332		2529
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2335	}	2532	}
…		…
2340	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2540	be called at the end of this process.
2344		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2345	=cut	2545	=cut
2346		2546
2347	our $GOTOGEN;	2547	our $GOTOGEN;
2348		2548
2349	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2554
2355	$self->enter_link;	2555	$self->enter_link;
2356		2556
2357	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2358	my $map = eval {	2579	my $map = eval {
2359	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2360		2581
2361	if ($map) {	2582	if ($map) {
2362	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2364	} else {	2585	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2587	}
2367		2588
2368	$map	2589	$map
2369	};	2590	};
2370		2591
…		…
2406	}	2627	}
2407		2628
2408	sub prepare_random_map {	2629	sub prepare_random_map {
2409	my ($exit) = @_;	2630	my ($exit) = @_;
2410		2631
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2634	# that depends on the exit object
2416		2635
2417	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2638	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2424	}	2645	}
2425		2646
2426	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2427		2648
2428	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2431		2652
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2655	undef $fh;
2435	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2436		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2439	}	2664	}
2440	}	2665	}
2441		2666
2442	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2444		2669
2445	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2446		2671
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2672	$self->enter_link;
2459		2673
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2674	(async {
2465	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2466	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2467	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2468		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2469	1;	2698	1
2470	}) {	2699	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2704
2476	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2506		2735
2507	=cut	2736	=cut
2508		2737
		2738	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2739	our %CHANNEL = (
2510	"c/identify" => {	2740	"c/identify" => {
2511	id => "identify",	2741	id => "infobox",
2512	title => "Identify",	2742	title => "Identify",
2513	reply => undef,	2743	reply => undef,
2514	tooltip => "Items recently identified",	2744	tooltip => "Items recently identified",
2515	},	2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/statistics" => {
		2777	id => "infobox",
		2778	title => "Statistics",
		2779	reply => undef,
		2780	tooltip => "Shows your primary statistics",
		2781	},
		2782	"c/skills" => {
		2783	id => "infobox",
		2784	title => "Skills",
		2785	reply => undef,
		2786	tooltip => "Shows your experience per skill and item power",
		2787	},
		2788	"c/resistances" => {
		2789	id => "infobox",
		2790	title => "Resistances",
		2791	reply => undef,
		2792	tooltip => "Shows your resistances",
		2793	},
		2794	"c/pets" => {
		2795	id => "infobox",
		2796	title => "Pets",
		2797	reply => undef,
		2798	tooltip => "Shows information abotu your pets/a specific pet",
		2799	},
		2800	"c/uptime" => {
		2801	id => "infobox",
		2802	title => "Uptime",
		2803	reply => undef,
		2804	tooltip => "How long the server has been running since last restart",
		2805	},
		2806	"c/mapinfo" => {
		2807	id => "infobox",
		2808	title => "Map Info",
		2809	reply => undef,
		2810	tooltip => "Information related to the maps",
		2811	},
		2812	"c/party" => {
		2813	id => "party",
		2814	title => "Party",
		2815	reply => "gsay ",
		2816	tooltip => "Messages and chat related to your party",
		2817	},
		2818	"c/death" => {
		2819	id => "death",
		2820	title => "Death",
		2821	reply => undef,
		2822	tooltip => "Reason for and more info about your most recent death",
		2823	},
		2824	"c/say" => $SAY_CHANNEL,
		2825	"c/chat" => $CHAT_CHANNEL,
2516	);	2826	);
2517		2827
2518	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2830
2521	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg)
		2832	unless $color & cf::NDI_VERBATIM;
2522		2833
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	2834	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		2835
2525	# check predefined channels, for the benefit of C	2836	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2837	if ($CHANNEL{$channel}) {
		2838	$channel = $CHANNEL{$channel};
2527		2839
		2840	$self->ext_msg (channel_info => $channel);
		2841	$channel = $channel->{id};
		2842
2528	if (ref $channel) {	2843	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	2844	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	2845	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	2846	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	2847	$self->ext_msg (channel_info => $channel);
2533	}	2848	}
…		…
2535	$channel = $channel->{id};	2850	$channel = $channel->{id};
2536	}	2851	}
2537		2852
2538	return unless @extra || length $msg;	2853	return unless @extra || length $msg;
2539		2854
2540	if ($self->can_msg) {
2541	# default colour, mask it out	2855	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2856	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	2857	if $color & cf::NDI_DEF;
2544		2858
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	2859	my $pkt = "msg "
		2860	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2862	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		2863
2559	$color &= cf::NDI_COLOR_MASK;	2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
2560		2867
2561	utf8::encode $msg;	2868	# split very large packets
2562		2869	if (8192 < length $pkt and $self->{can_lzf}) {
2563	if (0 && $msg =~ /\[/) {	2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2564	# COMMAND/INFO	2871	$pkt = "frag";
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}	2872	}
		2873
		2874	$self->send_packet ($pkt);
2572	}	2875	}
2573		2876
2574	=item $client->ext_msg ($type, @msg)	2877	=item $client->ext_msg ($type, @msg)
2575		2878
2576	Sends an ext event to the client.	2879	Sends an ext event to the client.
…		…
2749	=pod	3052	=pod
2750		3053
2751	The following functions and methods are available within a safe environment:	3054	The following functions and methods are available within a safe environment:
2752		3055
2753	cf::object	3056	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3057	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3058	insert remove name archname title slaying race decrease split
		3059	value
2756		3060
2757	cf::object::player	3061	cf::object::player
2758	player	3062	player
2759		3063
2760	cf::player	3064	cf::player
…		…
2765		3069
2766	=cut	3070	=cut
2767		3071
2768	for (	3072	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3073	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3074	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3075	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3076	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3077	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3078	["cf::map" => qw(trigger)],
2775	) {	3079	) {
2776	no strict 'refs';	3080	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3081	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2795	my ($code, %vars) = @_;	3099	my ($code, %vars) = @_;
2796		3100
2797	my $qcode = $code;	3101	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3103	$qcode =~ s/\n/\\n/g;
		3104
		3105	%vars = (_dummy => 0) unless %vars;
2800		3106
2801	local $_;	3107	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;	3108	local @safe::cf::_safe_eval_args = values %vars;
2803		3109
2804	my $eval =	3110	my $eval =
…		…
2881	{	3187	{
2882	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2883		3189
2884	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2886	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2890		3197
2891	cf::cede_to_tick;	3198	cf::cede_to_tick;
2892	}	3199	}
2893		3200
2894	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2896	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2897	or next;	3205	or next;
		3206
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3210	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2920	{	3229	{
2921	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2924		3233
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;	3237	my $data;
2930		3238
2931	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2932	# prepend meta info	3240	# prepend meta info
2933		3241
2934	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
2935	name => $name,	3243	name => $name,
2936	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
2937	});	3245	});
2938		3246
2939	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
2940	} else {	3254	} else {
2941	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
2942	}	3256	}
2943		3257
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3258	cf::cede_to_tick;
2948	}	3259	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3263
2969	1	3264	1
2970	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
2971		3286
2972	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2974		3289
2975	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2977	}	3292	}
2978	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
2979		3304
2980	sub reload_regions {	3305	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3307	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3322	}
2998		3323
2999	sub reload_archetypes {	3324	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3327	}
3008		3328
3009	sub reload_treasures {	3329	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3012	}	3332	}
3013		3333
3014	sub reload_resources {	3334	sub reload_resources {
3015	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3016		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3017	reload_regions;	3339	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3340	reload_treasures;
3022		3341
3023	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3343	}
3029		3344
3030	sub reload_config {	3345	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3347	or return;
3033		3348
3034	local $/;	3349	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
3036		3351
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3353
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3046	};	3361	};
3047	warn $@ if $@;	3362	warn $@ if $@;
3048	}	3363	}
3049	}	3364	}
3050		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3051	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3052	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3403	(async {
3056	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3058	};	3407	};
3059		3408
		3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
3060	reload_config;	3413	reload_config;
3061	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3062	load_extensions;	3427	load_extensions;
3063		3428
3064	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3065	Event::loop;	3437	EV::loop;
3066	}	3438	}
3067		3439
3068	#############################################################################	3440	#############################################################################
3069	# initialisation and cleanup	3441	# initialisation and cleanup
3070		3442
3071	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3072	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3081	},
3082	);	3449	};
3083	}	3450	}
3084	}	3451	}
3085		3452
3086	sub write_runtime {	3453	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";
3088
3089	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3091		3456
3092	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3458
3094	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3095		3460
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3097	or return;	3462	or return;
3098		3463
3099	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3112		3477
3113	close $fh	3478	close $fh
3114	or return;	3479	or return;
3115		3480
3116	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3482	and return;
3118		3483
3119	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3120		3485
3121	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3122	}	3537	}
3123		3538
3124	sub emergency_save() {	3539	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3126		3541
3127	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3128		3543
3129	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3130	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3558	$pl->save;
3138	}	3559	}
3139	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3140		3561
3141	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3565	$map->valid or next;
3145	$map->save;	3566	$map->save;
3146	}	3567	}
3147	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3148		3569
3149	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3152	};	3577	};
3153		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3154	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3155	}	3585	}
3156		3586
3157	sub post_cleanup {	3587	sub post_cleanup {
3158	my ($make_core) = @_;	3588	my ($make_core) = @_;
3159		3589
3160	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3162	}	3621	}
3163		3622
3164	sub do_reload_perl() {	3623	sub do_reload_perl() {
3165	# can/must only be called in main	3624	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3168	return;	3627	return;
3169	}	3628	}
3170		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3171	warn "reloading...";	3635	warn "reloading...";
3172		3636
3173	warn "entering sync_job";	3637	warn "entering sync_job";
3174		3638
3175	cf::sync_job {	3639	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3641	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3179		3643
3180	warn "syncing database to disk";	3644	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3646
3183	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3184		3648
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3652	}
3222		3653
3223	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3225	}	3656	%EXT_CORO = ();
3226		3657
3227	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3667	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3668
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3238	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3239	}	3678	}
3240		3679
3241	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3242	}	3695	}
3243		3696
3244	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3700
3248	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3704
3252	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3706	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3255		3708
3256	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3257		3710
3258	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3259	require cf;	3712	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3261		3714
3262	warn "loading config and database again";	3715	warn "loading config and database again";
3263	cf::reload_config;	3716	cf::reload_config;
3264		3717
3265	warn "loading extensions";	3718	warn "loading extensions";
3266	cf::load_extensions;	3719	cf::load_extensions;
3267		3720
		3721	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3274		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3275	warn "leaving sync_job";	3733	warn "leaving sync_job";
3276		3734
3277	1	3735	1
3278	} or do {	3736	} or do {
3279	warn $@;	3737	warn $@;
3280	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3739	};
3283		3740
3284	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3285	};	3747	};
3286		3748
3287	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3288		3750
3289	sub reload_perl() {	3751	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3292		3754
3293	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3757
3296	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3759	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3300	},	3761	};
3301	);	3762	};
3302	}	3763	}
3303		3764
3304	register_command "reload" => sub {	3765	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3306		3767
3307	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3772	reload_perl;
		3773	};
3310	}	3774	}
3311	};	3775	};
3312		3776
3313	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3314		3778
…		…
3316		3780
3317	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3319		3783
3320	sub wait_for_tick {	3784	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3323		3786
3324	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3789	$signal->wait;
3327	}	3790	}
3328		3791
3329	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3332		3794
3333	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3797	$signal->wait;
3336	}	3798	}
3337		3799
3338	my $min = 1e6;#d#	3800	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3350	return;	3804	return;
3351	}	3805	}
3352		3806
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3356		3808
3357	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	3811	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3361	or die;	3813	write_runtime_sync
3362		3814	or warn "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3815	};
		3816	}
3379		3817
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3819	$sig->send;
3396	}	3820	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3822	$sig->send;
3399	}	3823	}
3400		3824
3401	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3827
3412	_post_tick;	3828	if (0) {
3413		3829	if ($NEXT_TICK) {
3414		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3415	},	3834	}
3416	);	3835	}
3417		3836
3418	{	3837	{
3419	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	3839
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3429		3841	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		3843
3445	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		3851
3448	cf::sync_job {	3852	cf::sync_job {
3449	eval {	3853	eval {
3450	BDB::db_env_open	3854	BDB::db_env_open
3451	$DB_ENV,	3855	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	3859	0666;
3456		3860
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	3862	};
3462		3863
3463	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	3865	};
3465	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3466	}	3877	}
3467		3878
3468	{	3879	{
		3880	# configure IO::AIO
		3881
3469	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	3885	}
3482		3886
3483	my $_log_backtrace;	3887	my $_log_backtrace;
3484		3888
3485	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3489		3893
3490	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3493	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3494	my @bt = fork_call {	3901	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3506	}	3913	}
3507		3914
3508	@funcs	3915	@funcs
3509	};	3916	};
3510		3917
3511	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	3921	--$_log_backtrace;
3514	};	3922	};
3515	} else {	3923	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	3925	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	3926	}
3519	}	3927	}
3520		3928
3521	# load additional modules	3929	# load additional modules
3522	use cf::pod;	3930	eval "use cf::$_" for @EXTRA_MODULES;
3523		3931
3524	END { cf::emergency_save }	3932	END { cf::emergency_save }
3525		3933
3526	1	3934	1
3527		3935

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